Home / 10,217.09-15,325.65-4,369.61

Finding the Fourth Proportional to 10,217.09, 15,325.65 and 4,369.61

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Solution

The fourth proportional to 10,217.09, 15,325.65 and 4,369.61 is: 6,554.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,217.09 : 15,325.65 = 4,369.61 : x
  2. Step 2: Convert to fraction form
    10,217.09/15,325.65 = 4,369.61/x
  3. Step 3: Cross multiply
    10,217.09x = 15,325.65 × 4,369.61
  4. Step 4: Simplify right side
    10,217.09x = 66,967,151.81
  5. Step 5: Solve for x
    x = 66,967,151.81/10,217.09
  6. Step 6: Final answer
    x = 6,554.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.